517-89-5|1,4-Naphthalenedione,5,8-dihydroxy-2-[(1R)-1-hydroxy-4-methyl-3-penten-1-yl]-Products Supply

1,4-Naphthalenedione,5,8-dihydroxy-2-[(1R)-1-hydroxy-4-methyl-3-penten-1-yl]- cas no:517-89-5

Synonyms: 1,4-Naphthalenedione,5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (R)-;1,4-Naphthalenedione,5,8-dihydroxy-2-[(1R)-1-hydroxy-4-methyl-3-pentenyl]- (9CI);1,4-Naphthoquinone, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (+)-(8CI);Shikonin (6CI);(+)-Shikonin;C.I. 75535;Isoarnebin 4;NSC 252844;Shikonin S;Shikonine;Tokyo Violet;

Identification

Name1,4-Naphthalenedione,5,8-dihydroxy-2-[(1R)-1-hydroxy-4-methyl-3-penten-1-yl]-
CAS517-89-5
Synonyms1,4-Naphthalenedione,5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (R)-;1,4-Naphthalenedione,5,8-dihydroxy-2-[(1R)-1-hydroxy-4-methyl-3-pentenyl]- (9CI);1,4-Naphthoquinone, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, (+)-(8CI);Shikonin (6CI);(+)-Shikonin;C.I. 75535;Isoarnebin 4;NSC 252844;Shikonin S;Shikonine;Tokyo Violet;
Molecular FormulaC₁₆H₁₆O₅
Molecular Weight288.3

Chemical Properties

refractive index1.642

Safety Data

Risk R20/21/22
Safety

Risk Statements of Shikonin (CAS NO.517-89-5): 20/21/22
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 26-36/37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	20mg/kg (20mg/kg)	BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY) BEHAVIORAL: ATAXIA	Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 73, Pg. 193, 1977.
mouse	LD50	oral	> 1gm/kg (1000mg/kg)		Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 73, Pg. 193, 1977.
rabbit	LD50	intravenous	16mg/kg (16mg/kg)		Pakistan Journal of Pharmacology. Vol. 3(1-2), Pg. 43, 1986.

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1,4-Naphthalenedione,5,8-dihydroxy-2-[(1R)-1-hydroxy-4-methyl-3-penten-1-yl]- cas no:517-89-5

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